829387780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{4159}}^1$

素因数の和:4253

約数の個数: 72

約数和(自身を含む): 1918425600

約数和(自身を除く): 1089037820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 169, 236, 260, 295, 338, 590, 676, 767, 845, 1180, 1534, 1690, 3068, 3380, 3835, 4159, 7670, 8318, 9971, 15340, 16636, 19942, 20795, 39884, 41590, 49855, 54067, 83180, 99710, 108134, 199420, 216268, 245381, 270335, 490762, 540670, 702871, 981524, 1081340, 1226905, 1405742, 2453810, 2811484, 3189953, 3514355, 4907620, 6379906, 7028710, 12759812, 14057420, 15949765, 31899530, 41469389, 63799060, 82938778, 165877556, 207346945, 414693890, 829387780]

約数ペア:

[(1, 829387780), (2, 414693890), (4, 207346945), (5, 165877556), (10, 82938778), (13, 63799060), (20, 41469389), (26, 31899530), (52, 15949765), (59, 14057420), (65, 12759812), (118, 7028710), (130, 6379906), (169, 4907620), (236, 3514355), (260, 3189953), (295, 2811484), (338, 2453810), (590, 1405742), (676, 1226905), (767, 1081340), (845, 981524), (1180, 702871), (1534, 540670), (1690, 490762), (3068, 270335), (3380, 245381), (3835, 216268), (4159, 199420), (7670, 108134), (8318, 99710), (9971, 83180), (15340, 54067), (16636, 49855), (19942, 41590), (20795, 39884)]